Serving The Greater Boise Area Since 1957! At Keto Heating and Cooling, we have served Idaho and the Treasure Valley for over 57 years! We are blessed to live in such a beautiful state that is so diverse and ever-changing. We also know that having a efficient heating and cooling system for you home is one of the keys to enjoying what Idaho has to offer. After a cold day on the mountain in the winter, or a long hike in the foothills in the summer, you deserve to come home to a comfortable home that is safe from Idahos weather. We understand your homes efficiency needs for this climate and know how to make it comfortable and cozy, no matter the season.